Environment-friendly polyurethane material for roller outer ring and preparation method of environment-friendly polyurethane material

An environmentally friendly material, polyurethane technology, applied in the field of polyurethane materials, can solve the problems of limitation, aging resistance, high temperature resistance, surface free energy, and poor stain resistance, so as to reduce processing costs, improve safety and environmental protection, and improve The effect of strength and stability

Inactive Publication Date: 2017-05-10
宁波锐克轮业科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, its aging resistance, high temperature resistance, surface free energy and stain resistance are not good, which limits further applications. In order to improve these defects of polyurethane materials and endow polyurethane materials with some special properties, people have carried out research on the modification of polyurethane. , while the present invention mainly uses polyurethane for the outer ring of the roller, which requires it to have higher compressive strength, aging resistance and other properties

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0016] A polyurethane environmental protection material for the outer ring of a roller, which is composed of the following raw materials in parts by weight:

[0017] Thermoplastic polyurethane elastomer 100, epoxy soybean oil 4, fatty alcohol polyoxyethylene ether 0.5, acryl alcohol 7, methyltriethoxysilane 0.6, montmorillonite powder 10, butyltin trioctoate 1, diacetone acrylamide 0.7, castor Calcium hempate 1.6, 1,2 dimethylimidazole 0.7, casein 1, ammonium metaborate 2, alkanolamide 0.6, ultrafine silica airgel 4.

Embodiment 2

[0019] A polyurethane environmental protection material for the outer ring of a roller, which is composed of the following raw materials in parts by weight:

[0020] Thermoplastic polyurethane elastomer 110, epoxy soybean oil 7, fatty alcohol polyoxyethylene ether 1, propylene alcohol 9, methyltriethoxysilane 1, montmorillonite powder 13, butyltin trioctoate 2, diacetone acrylamide 1, castor Calcium hempate 2, 1,2-dimethylimidazole 1, casein 2, ammonium metaborate 3, alkanolamide 2, ultrafine silica airgel 6.

Embodiment 3

[0022] A polyurethane environmental protection material for the outer ring of a roller, which is composed of the following raw materials in parts by weight:

[0023] Thermoplastic polyurethane elastomer 105, epoxy soybean oil 6, fatty alcohol polyoxyethylene ether 0.7, propylene alcohol 8, methyltriethoxysilane 0.8, montmorillonite powder 12, butyltin trioctoate 1.5, diacetone acrylamide 0.9, castor Calcium hempate 1.7, 1,2-dimethylimidazole 0.8, casein 1.3, ammonium metaborate 2.3, alkanolamide 1.7, superfine silica airgel 5.

[0024] A preparation method of the polyurethane environmental protection material for the outer ring of a roller, comprising the following steps:

[0025] (1) Add the above-mentioned 1,2-dimethylimidazole into absolute ethanol 10 times its weight, stir evenly, add calcium ricinoleate, raise the temperature to 60°C, keep stirring for 7 minutes, add the above-mentioned casein, Stir to normal temperature to obtain alcohol dispersion;

[0026] (2) Calcin...

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Abstract

The invention discloses an environment-friendly polyurethane material for a roller outer ring. The environment-friendly polyurethane material is prepared from the following raw materials in parts by weight: 100-110 parts of a thermoplastic polyurethane elastomer, 4-7 parts of epoxy soybean oil, 0.5-1 part of fatty alcohol polyoxyethylene ether, 7-9 parts of propylene alcohol, 0.6-1 part of methyl triethoxysilane, 10-13 parts of montmorillonite powder, 1-2 parts of butyl tin tris-2-ethylexanoate, 0.7-1 part of diacetone acrylamide, 1.6-2 parts of calcium ricinoleate, 0.7-1 part of 1,2-dimethyl imidazole, 1-2 parts of casein , 2-3 parts of ammonium metaborate, 0.6-2 parts of alkylolamide and 4-6 parts of ultrafine silica aerogel. The composite material contains no toxic and harmful volatile substances and is good in safety and environment friendliness, no toxic waste is produced in the preparation process, and the treatment cost is reduced.

Description

technical field [0001] The invention relates to the technical field of polyurethane materials, in particular to an environmentally friendly polyurethane material for the outer ring of a roller and a preparation method thereof. Background technique [0002] Polyurethane is an emerging organic polymer material, known as the "fifth largest plastic", and is widely used in many fields of the national economy because of its excellent performance. The product application fields involve light industry, chemical industry, electronics, textile, medical treatment, construction, building materials, automobile, national defense, aerospace, aviation, etc. It is a widely used polymer material, mainly including polyurethane foam, polyurethane elastomer, polyurethane waterproof material, Polyurethane coatings, polyurethane adhesives and polyurethane biomedical materials, etc. Polyurethane has good physical and mechanical properties, wide hardness range, high strength, wear resistance, oil re...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L75/04C08L91/00C08L71/02C08K13/06C08K9/04C08K9/02C08K3/34C08K5/5419C08K3/36C08K5/3445C08K5/098
CPCC08L75/04C08L2205/03C08L2207/04C08L91/00C08L71/02C08K13/06C08K9/04C08K9/02C08K3/346C08K5/5419C08K3/36C08K5/3445C08K5/098
Inventor 饶建
Owner 宁波锐克轮业科技有限公司
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